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Finding the Fourth Proportional to 504,628.35, 756,085.65 and 304,528.28

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Solution

The fourth proportional to 504,628.35, 756,085.65 and 304,528.28 is: 456,275.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,628.35 : 756,085.65 = 304,528.28 : x
  2. Step 2: Convert to fraction form
    504,628.35/756,085.65 = 304,528.28/x
  3. Step 3: Cross multiply
    504,628.35x = 756,085.65 × 304,528.28
  4. Step 4: Simplify right side
    504,628.35x = 230,249,462,527.18
  5. Step 5: Solve for x
    x = 230,249,462,527.18/504,628.35
  6. Step 6: Final answer
    x = 456,275.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.